Title:
POWDERY LIQUID-CRYSTAL RESIN FOR PRESS-MOLDED ARTICLE, PRESS-MOLDED ARTICLE, AND PRODUCTION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2020/116605
Kind Code:
A1
Abstract:
[Problem] To provide: a powdery liquid-crystal resin with which it is possible to produce a press-molded article having a high mechanical strength; a press-molded article using same; and a production method therefor. [Solution] This powdery liquid-crystal resin for a press-molded article has a bulk density more than 0.05 g/cm3 but not more than 0.5 g/m3. It is preferable for the powdery liquid-crystal resin to have a particle size distribution width of 3.0-12 as defined by JIS Z8825:2013. The powdery liquid-crystal resin preferably has an average particle size of 10-300 μm. It is also preferable for the powdery liquid-crystal resin to have a crystallinity degree of 20-70%.
Inventors:
TAGUCHI YOSHIAKI (JP)
KAWASAKI TATSUYA (JP)
KAWASAKI TATSUYA (JP)
Application Number:
PCT/JP2019/047786
Publication Date:
June 11, 2020
Filing Date:
December 06, 2019
Export Citation:
Assignee:
POLYPLASTICS CO (JP)
International Classes:
C08J3/12; B29C43/00; B29C43/52
Domestic Patent References:
| WO2017150336A1 | 2017-09-08 | |||
| WO2014188830A1 | 2014-11-27 |
Foreign References:
| JP2017155085A | 2017-09-07 | |||
| JP2004068004A | 2004-03-04 | |||
| JP2013208791A | 2013-10-10 |
Attorney, Agent or Firm:
SONODA & KOBAYASHI INTELLECTUAL PROPERTY LAW (JP)
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